UNIX 7th Ed. - /usr/src/libF77/c_log.c

   1: #include "complex"
   2: 
   3: c_log(r, z)
   4: complex *r, *z;
   5: {
   6: double log(), cabs(), atan2();
   7: 
   8: r->imag = atan2(z->imag, z->real);
   9: r->real = log( cabs(z->real, z->imag) );
  10: }

Defined functions